Bihar Chief Minister Nitish Kumar, whose JD(U) suffered a major slump in seats in the Assembly polls on account of the rebellion by Chirag Paswan, on Thursday said it is for the alliance spearhead BJP to take a call on whether to retain the LJP in the NDA.Talking to reporters for the first time after the NDA's victory, Kumar, who is set for yet another term in office, said the date for his swearing-in ceremony will be discussed at an "informal" meeting of all the four NDA constituents on Friday. Watch Khabrein superfast.